Chapter 12.1, Problem 2STQ

Program Plan Intro

“set” method in “ArrayList” class:

• • This method is used to replace the value at the position specified by index with the given value.
• • Users can replace any existing element for a particular index using “set” method.

Example:

The example for replacing string for index “4” is given below:

Consider, “nameList” is an object of class “ArrayList<String>”.

User can replace the string “Rose” to the list “nameList” at index “4” which is given below:

nameList.set(4, "Rose");